500-1500 909 945 ancient celtic celts ceremonialexchange ceremonialexchangeinliterature christianpoetry civilization cornelius cults drinkingcustoms emigrationandimmigration england english(old) epicpoetry etc ethnicrelations europe fiction foreigninfluences germanic germany historiography history historyandcriticism inliterature juvenileliterature languageandculture literatureandanthropology magic medieval migrations migrationsofnations militaryhistory mythology names nationalism norse politicsandgovernment religion ritesandceremoniesinliterature romanprovinces rome socialchange socialhistory societies soldiers soldiersinliterature superstition tacitus time to1500